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Finding the Fourth Proportional to 4,668.77, 7,003.16 and 4,383.65

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Solution

The fourth proportional to 4,668.77, 7,003.16 and 4,383.65 is: 6,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.77 : 7,003.16 = 4,383.65 : x
  2. Step 2: Convert to fraction form
    4,668.77/7,003.16 = 4,383.65/x
  3. Step 3: Cross multiply
    4,668.77x = 7,003.16 × 4,383.65
  4. Step 4: Simplify right side
    4,668.77x = 30,699,402.33
  5. Step 5: Solve for x
    x = 30,699,402.33/4,668.77
  6. Step 6: Final answer
    x = 6,575.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.